Migrated Wordpress files in a panel on Lightsail

I migrated Wordpress files in onto a Cpanel on Lightsail, then created database and imported old database. I have amended the files to reflect the database, yet when I go to the IP address, I get " "If you are the owner of this website, please contact your hosting provider: It is possible you have reached this page because...:" I can't seem to figure out the cause of this issue. Ive tried everything.